Реши примеры: 50−39; 90−49; 84−57; 23+49; 33−14; 17+39; 27+13; 71−24; 62−43; 17+15; 61−11; 14+77; 39+13; 46−36; 49+21; 35+15; 100+0; 91+9; 18+76; 40−11; 10+90; 12+12; 31−19; 65−29; 72−45; 95−25; 72−27; 16+36; 59+22; 28+58; 71−33; 83−15; 91−54; 47+47; 36+36; 25+25; 100−10; 10+77; 33+3; 6+76.
- 50−39=11
- 90−49=41
- 84−57=27
- 23+49=72
- 33−14=19
- 17+39=56
- 27+13=40
- 71−24=47
- 62−43=19
- 17+15=32
- 61−11=50
- 14+77=91
- 39+13=52
- 46−36=10
- 49+21=70
- 35+15=50
- 100+0=100
- 91+9=100
- 18+76=94
- 40−11=29
- 10+90=100
- 12+12=24
- 31−19=12
- 65−29=36
- 72−45=27
- 95−25=70
- 72−27=45
- 16+36=52
- 59+22=81
- 28+58=86
- 71−33=38
- 83−15=68
- 91−54=37
- 47+47=94
- 36+36=72
- 25+25=50
- 100−10=90
- 10+77=87
- 33+3=36
- 6+76=82